Watershed management - Congresses. - Azov, Sea of (Ukraine and Russia)

Environmental security in watersheds = the Sea of Azov / by: (書目-電子資源)

Environmental Management.

Nature Conservation.

Sustainable Development.

Environment, general.

Watershed management- Azov, Sea of (Ukraine and Russia)

Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution.

Water resources development- Environmental aspects- Azov, Sea of (Ukraine and Russia)

Environment.